BUY TLP191B https://www.utsource.net/itm/p/813497.html
Optoelectronic Device:Other, SPECIALTY OPTOELECTRONIC DEVICE, MINIFLAT, 11-4C1, SO-6/4
Description: The TLP191B is an optically coupled isolator containing a GaAs light-emitting diode and an NPN silicon phototransistor.
Features:
High isolation voltage: BV = 5000 Vrms (min)
Low input current: Iin = 0.5 mA (max)
High speed: tPHL/tPLH = 0.5 μs (typ)
Low output saturation voltage: VCE(sat) = 0.2 V (max)
UL recognized (File No. E67349)
Application: The TLP191B is suitable for applications such as signal transmission between circuits of different potentials, on/off control of high-voltage circuits, and isolation of digital signals.
(For reference only)